74070640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4561}}^1$

素因数の和:4610

約数の個数: 80

約数和(自身を含む): 203647680

約数和(自身を除く): 129577040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 2030, 2320, 3248, 4060, 4561, 8120, 9122, 16240, 18244, 22805, 31927, 36488, 45610, 63854, 72976, 91220, 127708, 132269, 159635, 182440, 255416, 264538, 319270, 364880, 510832, 529076, 638540, 661345, 925883, 1058152, 1277080, 1322690, 1851766, 2116304, 2554160, 2645380, 3703532, 4629415, 5290760, 7407064, 9258830, 10581520, 14814128, 18517660, 37035320, 74070640]

約数ペア:

[(1, 74070640), (2, 37035320), (4, 18517660), (5, 14814128), (7, 10581520), (8, 9258830), (10, 7407064), (14, 5290760), (16, 4629415), (20, 3703532), (28, 2645380), (29, 2554160), (35, 2116304), (40, 1851766), (56, 1322690), (58, 1277080), (70, 1058152), (80, 925883), (112, 661345), (116, 638540), (140, 529076), (145, 510832), (203, 364880), (232, 319270), (280, 264538), (290, 255416), (406, 182440), (464, 159635), (560, 132269), (580, 127708), (812, 91220), (1015, 72976), (1160, 63854), (1624, 45610), (2030, 36488), (2320, 31927), (3248, 22805), (4060, 18244), (4561, 16240), (8120, 9122)]